Second Dinner has never offered an exact calculation of how many Collector's Tokens you get for your gold, not that I could find at least, but it seems the math works out to about 0.8 Tokens for every one gold, and 100 gold costs around $1 to $150, again, depending on how much you buy at once
(6/6/2025) If an effect allows you to cast a spell with tiered "without paying its mana cost," you must still choose exactly one mode and pay the associated additional cost.
Neither choosing the number nor putting the counters on the Saga use the stack, and neither can be responded to
The realistic sourcing path for an overseas shop is a standing relationship with a Japanese exporter-retailer (supplemented by marketplaces and auctions where they make sense), judged on allocation access for new sets, consistent condition standards, tracked shipping, and real recourse when something goes wrong